ale64bit/frostfs-node
1
0
Fork 0
forked from TrueCloudLab/frostfs-node
Code Issues Pull requests Projects Releases Packages Wiki Activity

[#488] reputation: Change Writer interface

Browse source 
Includes:
- Delete first `ctx` argument in `Write` method.
- Move intermediate Initial trust struct and method
to `calculator` file.
- Change Alpha to 0.1.

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
This commit is contained in:
Pavel Karpy 2021-05-04 09:16:51 +03:00 committed by Alex Vanin
parent 0d34d7c508
commit d1db54acf8
14 changed files with 61 additions and 63 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

24
cmd/neofs-node/reputation.go
View file

@ -37,7 +37,8 @@ import (
"go.uber.org/zap"
)
const EigenTrustAlpha = 0.5
const EigenTrustAlpha = 0.1
const EigenTrustInitialTrust = 0.5
func initReputationService(c *cfg) {
staticClient, err := client.NewStatic(
@ -60,9 +61,7 @@ func initReputationService(c *cfg) {
// storing calculated trusts as a daughter
c.cfgReputation.localTrustStorage = truststorage.New(
truststorage.Prm{
LocalServer: c,
},
truststorage.Prm{},
)
daughterStorage := daughters.New(daughters.Prm{})
@ -154,7 +153,9 @@ func initReputationService(c *cfg) {
AlphaProvider: intermediate.AlphaProvider{
Alpha: EigenTrustAlpha,
},
InitialTrustSource: intermediatereputation.InitialTrustSource{},
InitialTrustSource: intermediatereputation.InitialTrustSource{
Trust: reputation.TrustValueFromFloat64(EigenTrustInitialTrust),
},
IntermediateValueTarget: intermediateTrustRouter,
WorkerPool: c.cfgReputation.workerPool,
FinalResultTarget: intermediate.NewFinalWriterProvider(
@ -298,12 +299,9 @@ func (s *reputationServer) SendIntermediateResult(ctx context.Context, req *v2re
body := req.GetBody()
eCtx := &common.EpochContext{
Context: ctx,
E: body.GetEpoch(),
}
eiCtx := eigentrust.NewIterContext(ctx, body.GetEpoch(), body.GetIteration())
w, err := s.intermediateRouter.InitWriter(reputationrouter.NewRouteContext(eCtx, passedRoute))
w, err := s.intermediateRouter.InitWriter(reputationrouter.NewRouteContext(eiCtx, passedRoute))
if err != nil {
return nil, errors.Wrap(err, "could not initialize intermediate trust writer")
}
@ -312,9 +310,7 @@ func (s *reputationServer) SendIntermediateResult(ctx context.Context, req *v2re
trust := apiToLocalTrust(v2Trust.GetTrust(), v2Trust.GetTrustingPeer().GetValue())
eiCtx := eigentrust.NewIterContext(ctx, body.GetEpoch(), body.GetIteration())
err = w.Write(eiCtx, trust)
err = w.Write(trust)
if err != nil {
return nil, errors.Wrap(err, "could not write intermediate trust")
}
@ -332,7 +328,7 @@ func (s *reputationServer) processLocalTrust(epoch uint64, t reputation.Trust,
return errors.Wrap(err, "wrong route of reputation trust value")
}
return w.Write(&common.EpochContext{E: epoch}, t)
return w.Write(t)
}
// apiToLocalTrust converts v2 Trust to local reputation.Trust, adding trustingPeer.

3
cmd/neofs-node/reputation/common/util.go
View file

@ -3,7 +3,6 @@ package common
import (
"context"
"fmt"
"github.com/nspcc-dev/neofs-node/pkg/services/reputation/common"
"github.com/nspcc-dev/neofs-node/pkg/services/reputation"
)
@ -20,7 +19,7 @@ func (ctx *EpochContext) Epoch() uint64 {
type NopReputationWriter struct{}
func (NopReputationWriter) Write(common.Context, reputation.Trust) error {
func (NopReputationWriter) Write(reputation.Trust) error {
return nil
}

12
cmd/neofs-node/reputation/intermediate/calculator.go
View file

@ -1,11 +1,23 @@
package intermediate
import (
"github.com/nspcc-dev/neofs-node/pkg/services/reputation"
"github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust"
eigencalc "github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust/calculator"
eigentrustctrl "github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust/controller"
)
// InitialTrustSource is implementation of the
// reputation/eigentrust/calculator's InitialTrustSource interface.
type InitialTrustSource struct {
Trust reputation.TrustValue
}
// InitialTrust returns `initialTrust` as initial trust value.
func (i InitialTrustSource) InitialTrust(reputation.PeerID) (reputation.TrustValue, error) {
return i.Trust, nil
}
// DaughtersTrustCalculator wraps EigenTrust calculator and implements
// eigentrust/calculator's DaughtersTrustCalculator interface.
type DaughtersTrustCalculator struct {

25
cmd/neofs-node/reputation/intermediate/consumers.go
View file

@ -1,10 +1,7 @@
package intermediate
import (
"errors"
"github.com/nspcc-dev/neofs-node/pkg/services/reputation"
"github.com/nspcc-dev/neofs-node/pkg/services/reputation/common"
reputationcommon "github.com/nspcc-dev/neofs-node/pkg/services/reputation/common"
"github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust"
eigencalc "github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust/calculator"
@ -12,7 +9,7 @@ import (
"github.com/nspcc-dev/neofs-node/pkg/util/logger"
)
var ErrIncorrectContext = errors.New("could not write intermediate trust: passed context incorrect")
var ErrIncorrectContextPanicMsg = "could not write intermediate trust: passed context incorrect"
// ConsumerStorageWriterProvider is implementation of reputation.WriterProvider
// interface that provides ConsumerTrustWriter writer.
@ -27,18 +24,14 @@ type ConsumerStorageWriterProvider struct {
type ConsumerTrustWriter struct {
log *logger.Logger
storage *consumerstorage.Storage
eiCtx eigencalc.Context
}
func (w *ConsumerTrustWriter) Write(ctx common.Context, t reputation.Trust) error {
eiCtx, ok := ctx.(eigencalc.Context)
if !ok {
return ErrIncorrectContext
}
func (w *ConsumerTrustWriter) Write(t reputation.Trust) error {
trust := eigentrust.IterationTrust{Trust: t}
trust.SetEpoch(eiCtx.Epoch())
trust.SetI(eiCtx.I())
trust.SetEpoch(w.eiCtx.Epoch())
trust.SetI(w.eiCtx.I())
w.storage.Put(trust)
return nil
@ -48,9 +41,15 @@ func (w *ConsumerTrustWriter) Close() error {
return nil
}
func (s *ConsumerStorageWriterProvider) InitWriter(_ reputationcommon.Context) (reputationcommon.Writer, error) {
func (s *ConsumerStorageWriterProvider) InitWriter(ctx reputationcommon.Context) (reputationcommon.Writer, error) {
eiCtx, ok := ctx.(eigencalc.Context)
if !ok {
panic(ErrIncorrectContextPanicMsg)
}
return &ConsumerTrustWriter{
log: s.Log,
storage: s.Storage,
eiCtx: eiCtx,
}, nil
}

9
cmd/neofs-node/reputation/intermediate/daughters.go
View file

@ -2,7 +2,6 @@ package intermediate
import (
"github.com/nspcc-dev/neofs-node/pkg/services/reputation"
"github.com/nspcc-dev/neofs-node/pkg/services/reputation/common"
reputationcommon "github.com/nspcc-dev/neofs-node/pkg/services/reputation/common"
"github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust/storage/daughters"
"github.com/nspcc-dev/neofs-node/pkg/util/logger"
@ -21,10 +20,11 @@ type DaughterStorageWriterProvider struct {
type DaughterTrustWriter struct {
log *logger.Logger
storage *daughters.Storage
ctx reputationcommon.Context
}
func (w *DaughterTrustWriter) Write(ctx common.Context, t reputation.Trust) error {
w.storage.Put(ctx.Epoch(), t)
func (w *DaughterTrustWriter) Write(t reputation.Trust) error {
w.storage.Put(w.ctx.Epoch(), t)
return nil
}
@ -32,9 +32,10 @@ func (w *DaughterTrustWriter) Close() error {
return nil
}
func (s *DaughterStorageWriterProvider) InitWriter(_ reputationcommon.Context) (reputationcommon.Writer, error) {
func (s *DaughterStorageWriterProvider) InitWriter(ctx reputationcommon.Context) (reputationcommon.Writer, error) {
return &DaughterTrustWriter{
log: s.Log,
storage: s.Storage,
ctx: ctx,
}, nil
}

22
cmd/neofs-node/reputation/intermediate/remote.go
View file

@ -55,15 +55,20 @@ type TrustWriterProvider struct {
}
func (twp *TrustWriterProvider) InitWriter(ctx reputationcommon.Context) (reputationcommon.Writer, error) {
eiContext, ok := ctx.(eigentrustcalc.Context)
if !ok {
panic(ErrIncorrectContextPanicMsg)
}
return &RemoteTrustWriter{
ctx: ctx,
eiCtx: eiContext,
client: twp.client,
key: twp.key,
}, nil
}
type RemoteTrustWriter struct {
ctx reputationcommon.Context
eiCtx eigentrustcalc.Context
client apiClient.Client
key *ecdsa.PrivateKey
@ -73,12 +78,7 @@ type RemoteTrustWriter struct {
// Write check if passed context contains required
// data(returns ErrIncorrectContext if not) and
// caches passed trusts(as SendIntermediateTrustPrm structs).
func (rtp *RemoteTrustWriter) Write(ctx reputationcommon.Context, t reputation.Trust) error {
eiContext, ok := ctx.(eigentrustcalc.Context)
if !ok {
return ErrIncorrectContext
}
func (rtp *RemoteTrustWriter) Write(t reputation.Trust) error {
apiTrustingPeer := reputationapi.NewPeerID()
apiTrustingPeer.SetPublicKey(t.TrustingPeer())
@ -94,8 +94,8 @@ func (rtp *RemoteTrustWriter) Write(ctx reputationcommon.Context, t reputation.T
apiPeerToPeerTrust.SetTrust(apiTrust)
p := &apiClient.SendIntermediateTrustPrm{}
p.SetEpoch(eiContext.Epoch())
p.SetIteration(eiContext.I())
p.SetEpoch(rtp.eiCtx.Epoch())
p.SetIteration(rtp.eiCtx.I())
p.SetTrust(apiPeerToPeerTrust)
rtp.buf = append(rtp.buf, p)
@ -108,7 +108,7 @@ func (rtp *RemoteTrustWriter) Write(ctx reputationcommon.Context, t reputation.T
func (rtp *RemoteTrustWriter) Close() (err error) {
for _, prm := range rtp.buf {
_, err = rtp.client.SendIntermediateTrust(
rtp.ctx,
rtp.eiCtx,
*prm,
apiClient.WithKey(rtp.key),
)

9
cmd/neofs-node/reputation/intermediate/storage.go
View file

@ -9,15 +9,6 @@ import (
"github.com/nspcc-dev/neofs-node/pkg/services/reputation/eigentrust/storage/daughters"
)
// InitialTrustSource is implementation of the
// reputation/eigentrust/calculator's InitialTrustSource interface.
type InitialTrustSource struct{}
// InitialTrust returns `1` as initial trust value.
func (i InitialTrustSource) InitialTrust(reputation.PeerID) (reputation.TrustValue, error) {
return reputation.TrustOne, nil
}
// DaughterTrustIteratorProvider is implementation of the
// reputation/eigentrust/calculator's DaughterTrustIteratorProvider interface.
type DaughterTrustIteratorProvider struct {

2
cmd/neofs-node/reputation/local/remote.go
View file

@ -69,7 +69,7 @@ type RemoteTrustWriter struct {
buf []*reputationapi.Trust
}
func (rtp *RemoteTrustWriter) Write(_ reputationcommon.Context, t reputation.Trust) error {
func (rtp *RemoteTrustWriter) Write(t reputation.Trust) error {
apiTrust := reputationapi.NewTrust()
apiPeer := reputationapi.NewPeerID()

2
pkg/services/reputation/common/deps.go
View file

@ -29,7 +29,7 @@ type Writer interface {
// Close operation.
//
// Write must not be called after Close.
Write(Context, reputation.Trust) error
Write(reputation.Trust) error
// Close exits with method-providing Writer.
//

6
pkg/services/reputation/common/router/calls.go
View file

@ -65,7 +65,7 @@ func (r *Router) InitWriter(ctx common.Context) (common.Writer, error) {
}, nil
}
func (w *trustWriter) Write(ctx common.Context, t reputation.Trust) error {
func (w *trustWriter) Write(t reputation.Trust) error {
w.routeMtx.Lock()
defer w.routeMtx.Unlock()
@ -94,7 +94,7 @@ func (w *trustWriter) Write(ctx common.Context, t reputation.Trust) error {
continue
}
remoteWriter, err = provider.InitWriter(w.ctx)
remoteWriter, err = provider.InitWriter(w.ctx.Context)
if err != nil {
w.router.log.Debug("could not initialize writer",
zap.String("error", err.Error()),
@ -106,7 +106,7 @@ func (w *trustWriter) Write(ctx common.Context, t reputation.Trust) error {
w.mServers[endpoint] = remoteWriter
}
err := remoteWriter.Write(ctx, t)
err := remoteWriter.Write(t)
if err != nil {
w.router.log.Debug("could not write the value",
zap.String("error", err.Error()),

4
pkg/services/reputation/eigentrust/calculator/calls.go
View file

@ -195,7 +195,7 @@ func (c *Calculator) iterateDaughter(p iterDaughterPrm) {
trust.SetValue(val)
err := intermediateWriter.Write(p.ctx, trust)
err := intermediateWriter.Write(trust)
if err != nil {
c.opts.log.Debug("write intermediate value failure",
zap.String("error", err.Error()),
@ -257,7 +257,7 @@ func (c *Calculator) sendInitialValues(ctx Context) {
initTrust.Mul(trust.Value())
trust.SetValue(initTrust)
err = intermediateWriter.Write(ctx, trust)
err = intermediateWriter.Write(trust)
if err != nil {
c.opts.log.Debug("write intermediate value failure",
zap.String("error", err.Error()),

2
pkg/services/reputation/local/controller/calls.go
View file

@ -126,7 +126,7 @@ func (c *reportContext) report() {
return err
}
return targetWriter.Write(c.ctx, t)
return targetWriter.Write(t)
},
)
if err != nil && !errors.Is(err, context.Canceled) {

2
pkg/services/reputation/local/storage/calls.go
View file

@ -47,7 +47,7 @@ type EpochTrustValueStorage struct {
func newTrustValueStorage() *EpochTrustValueStorage {
return &EpochTrustValueStorage{
mItems: make(map[string]*trustValue, 1),
mItems: make(map[string]*trustValue, 1),
}
}

2
pkg/services/reputation/local/storage/storage.go
View file

@ -9,7 +9,7 @@ import (
// All values must comply with the requirements imposed on them.
// Passing incorrect parameter values will result in constructor
// failure (error or panic depending on the implementation).
type Prm struct {}
type Prm struct{}
// Storage represents in-memory storage of
// local reputation values.